![](https://secure.gravatar.com/avatar/d7c3317235884569312c31f786d43bbc.jpg?s=120&d=mm&r=g)
Hello, The idea is to make a chapter header as with the "titlesec" package. My code compiles under texlive context 2018 but does not compile with last beta contest standalone. Thank you Fabrice ############################################ % macros=mkvi \setuppagenumbering[location=footer] \startusableMPgraphic{NumberHead} draw outlinetext.f ("\bf\namedheadnumber{chapter}") (withcolor "lightgray") ysized 50pt ; \stopusableMPgraphic \unexpanded\def\processMPheadnumber#1% {\useMPgraphic{NumberHead}} \setuphead [chapter] [command=\HeadTitle, headstyle=\ss, numbercommand=\processMPheadnumber] \unexpanded\def\HeadTitle#1#2% {\framed [frame=off, bottomframe=on, width=broad, align={broad,nothyphenated,left}] {#1\blank[nowhite]#2}} \starttext \dorecurse{6}{\startchapter [title={Fist chapter}] \input knuth \stopchapter} \stoptext ########################################